Welcome to the official page of IRONMAN 70.3 Knokke-Heist, Belgium and IRONMAN 51.50 Knokke-
11/08/2026
Do you have the right GEAR for your GOALS?
ROKA wetsuits, swimskins, and goggles are designed for IRONMAN 70.3 Knokke-Heist so you come out of the water faster and fresher than ever before, and crush the rest of your race.
Prep now to Suit up and Swim your fastest.
LET’S GO.
IRONMAN 70.3 Knokke-Heist ROKA
06/08/2026
⏳ 1 month to go!
The wait is almost over! In just one month, IRONMAN 70.3 Knokke-Heist will be back on the Belgian coast. 🌊✨
Make the most of these final weeks, we can't wait to share race weekend with you! 💙
🗓️ IRONMAN 70.3 Knokke Heist – 6 September 2026
05/08/2026
⏳ 1 month to go!
Race day is getting closer! 🌊🚴🏃
Stay focused, trust your training, and we can't wait to see you in Knokke-Heist. 💙
🗓️ 51i50 Triathlon Knokke-Heist – 5 September 2026
Built for your next PR. Recover faster, come back stronger with the IRONMAN Recovery Pack - Pro
LINK : https://amacx.com/collections/amacx-packs/products/ironman-recovery-nutrition-pack?eyk_source=ironman_global&eyk_campaign=ironman_socialmedia_2026&eyk_id=ironman_recovery_nutrition_pack
Plan your pre-season training in Mallorca: with Zafiro Hotels you will have training pools, cycling station, gym and a luxury break, 3 minutes from the beach. Book now and save with the code ZAFIROTRI
👉 https://bit.ly/Trainingbreak
Zafiro Hotels
20/07/2026
A performance for the history books. 🔥
This weekend, Marten Van Riel dominated IRONMAN Lake Placid from start to finish, claiming his first full-distance IRONMAN victory in 7:41:57 and smashing the course record by over 8 minutes. 💪🤯
Congratulations for this OUTSTANDING performance! 🤝🔥
06/07/2026
⏳ 2 MONTHS TO GO! 🔥
Only two months until we return to the Belgian coast for an unforgettable race weekend! 🌊🏊🚴🏃
Every training session brings you one step closer to the start line of the IRONMAN 70.3 Knokke-Heist. The finish line is closer than ever! 💪
🗓 IRONMAN 70.3 Knokke-Heist – 6 September 2026
05/07/2026
⏳ 2 months to go!
The countdown is on! In just 2 months, you'll be racing at the 5150 Triathlon Knokke-Heist. 🌊🚴🏃
Stay focused and get ready for an unforgettable race day.
See you on the start line! 💪
03/07/2026
Get ready for IRONMAN 70.3 Knokke-Heist on ROUVY. 🤩
The official bike course is now available to ride before race day. 💜
Same distance, same elevation, same profile. 📌
🚴🏻Stay on course
🔥Get race ready
👉🏻 Real routes. Real results.
LINK: https://rouvy.com/ironman?utm_medium=social&utm_source=instagram&utm_term=post&utm_campaign=triathlon-campaign26
06/06/2026
M-3 🤩🔥
Race day is getting closer!
In three months, the streets and coastline of Knokke-Heist will once again come alive with the energy of IRONMAN 70.3 athletes and supporters 🌊🏃♂️🚴♀️
The excitement is building… are you ready? 💪🏁
🗓 IRONMAN 70.3 Knokke-Heist – 6 September 2026